About the Ridgid 98170 Premium Red Core Bit 1/2"
Ridgid 98170 1/2" Premium Red Core Bit are heavy Dutymulti-purpose bits for drilling in many types of materials including reinforced concretecinder blockstoneetc. Core Drill Bit has a nominal bit diameter of 1/2" Core length is 12". Requires Adapter No. 98715.